#include<bits/stdc++.h>
using namespace std;
int a[100005];
int main(){
    freopen("duel.in","r",stdin);
    freopen("duel.out","w",stdout);
    int n,k=1,z=0;
    cin>>n;
    z=n;
    for(int i=1;i<=n;i++)   cin>>a[i];
    sort(a+1,a+n+1);
    for(int i=1;i<=n;i++){
        if(a[i]>a[k]){
            k++;
            z--;
        }
    }
    cout<<z;
    return 0;
}
